Precast loading dock ramp



FIG. 1 is a perspective view of a precast loading dock ramp showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof, the right side being identical;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof. 

The ornamental design for a precast loading dock ramp, as shown and described. 